D132311233131333132233131322331313232213231323131323331323132333131321   >>    D13231123313133313223313132233131323221323132313132333132313233313132   <<    D132311233131333132233131322331313232213231323131323331323132333131323   >>      D132311233131333132233131322331313232213231323131323331323132333131322   >>